<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true">
        <el-form-item>
          <el-input v-model="keyword" placeholder="关键字"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="warning" @click="keywordQuery">查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleAdd">新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表v-loading="listLoading"-->
    <el-table :data="tableDatas" v-loading="listLoading" @selection-change="handleSelectionChange" highlight-current-row
              style="width: 100%;">
      <!--多选框-->
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column fixed type="index" width="70" label="序号">
      </el-table-column>
      <el-table-column prop="paramKey" fixed label="参数键" width="120">
      </el-table-column>
      <el-table-column prop="paramValue" fixed label="参数值" width="120">
      </el-table-column>
      <el-table-column prop="type" label="参数类型" width="120">
      </el-table-column>
      <el-table-column prop="createTime" label="创建时间">
      </el-table-column>
      <el-table-column prop="updateTime" label="修改时间">
      </el-table-column>
      <el-table-column prop="operatorName" label="操作人">
      </el-table-column>
      <el-table-column prop="paramDesc" label="参数描述">
      </el-table-column>

      <el-table-column label="操作" width="150">
        <template scope="scope"><!-- scope当前行数据 -->
          <el-button size="small" @click="handleEdit(scope.row)">编辑</el-button>
          <el-button type="danger" size="small" @click="handleDel(scope.row)">删除</el-button>
        </template>
      </el-table-column>
    </el-table>
    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" :disabled="this.sels.length === 0" @click="handlePatchDel">批量删除</el-button>
      <el-pagination @size-change="handleSizeChange" @current-change="handleCurrentChange" :current-page="currentPage"
                     :page-sizes="[5, 10, 15]" :page-size="pageSize" layout="total, sizes, prev, pager, next, jumper"
                     :total="totals" style="float:right;">
      </el-pagination>
    </el-col>

    <!--添加或修改界面-->
    <el-dialog title="保存参数" :visible.sync="saveFormVisible" :close-on-click-modal="false">
      <el-form :model="saveForm" label-width="80px" :rules="saveFormRules" ref="saveForm">
        <el-form-item label="参数键" prop="paramKey">
          <el-input v-model="saveForm.paramKey" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="参数值" prop="paramValue">
          <el-input v-model="saveForm.paramValue" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="参数类型" prop="type">
          <template>
            <el-radio v-model="saveForm.type" label="0">普通表达项</el-radio>
            <el-radio v-model="saveForm.type" label="1">文件上传表单项</el-radio>
          </template>
        </el-form-item>
        <el-form-item label="参数描述" prop="articleTag">
          <el-input v-model="saveForm.paramDesc" auto-complete="off"></el-input>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="saveFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="saveSubmit('saveForm')">提交</el-button>
      </div>
    </el-dialog>

  </section>
</template>

<script>

export default {
  data() {
    return {
      //1.分页查询相关数据
      totals: 0,//总记录条数
      currentPage: 1,//当前页,要传递到后台的
      pageSize: 10, //每页显示多少条
      tableDatas: [], //当前页数据
      listLoading: false,

      //2.高级查询相关数据
      keyword: '',

      //3.删除相关数据

      //4.批量删除相关数据
      sels: [], //存储多选记录

      //5.添加和修改相关数据
      saveFormVisible: false,
      saveForm: {
        id: null,
        paramKey: null,
        paramValue: null,
        type: null,
        operatorName: JSON.parse(localStorage.getItem("userinfo")),
        paramDesc: null,
        createTime: null,
        updateTime: null,

      },

      //6.添加和修改校验规则-表单项校验
      saveFormRules: {
        paramKey: [
          {required: true, message: '请输入参数键', trigger: 'blur'}
        ],
        paramValue: [
          {required: true, message: '请输入参数值', trigger: 'blur'}
        ],
      },
      options: [],
    }
  },
  methods: {
    //1.分页查询相关方法
    //1.1.获取列表数据
    getTableData() {
      //构建参数
      var data = {
        "keyword": this.keyword,  // key【后端的接收参数一样】 : value【前端data里面的值】
        "page": this.currentPage,// key【后端的接收参数一样】 : value【前端data里面的值】
        "size": this.pageSize    // key【后端的接收参数一样】 : value【前端data里面的值】
      }

      this.$http.post("/param/page", data)
          .then(res => {
            if (res.data.success) {//成功显示数据
              this.tableDatas = res.data.data.list
              this.totals = res.data.data.total;
            } else {//失败提示信息
              this.$message.error(res.data.msg);
            }
          }).catch(res => {//是当前请求发送失败才会触发
        console.log(res)
      })
    },
    //1.2.选择第几页时触发
    handleCurrentChange(curentPage) {
      this.currentPage = curentPage;
      this.getTableData();
    },
    //1.3.选择每页显示记录条数时触发
    handleSizeChange(pageSize) {
      this.pageSize = pageSize;
      this.getTableData();
    },

    //2.高级查询相关方法
    keywordQuery() {
      this.getTableData();
    },

    //3.删除相关方法
    handleDel(row) {
      var id = row.id;
      console.log(id)
      this.$alert('是否确认删除', '提示', {
        confirmButtonText: '确定',
        callback: action => {
          if (action === 'confirm') {
            this.$http.delete("/param/" + id).then(res => {
              if (res.data.success) {
                this.getTableData()
              } else {
                this.$message.error(res.data.msg);
              }
            }).catch(res => {

            })
          }
          this.$message({
            type: 'info',
            message: `action: ${action}`
          });
        }
      });
    },


    //4.批量删除相关方法
    //4.1.选项改变时触发
    handleSelectionChange(val) {
      this.sels = val.map(item => item.id)
    },
    //4.2.批量删除
    handlePatchDel() {
      this.$alert('是否确认删除', '提示', {
        confirmButtonText: '确定',
        callback: action => {
          if (action === 'confirm') {
            this.$http.post("/param/deleteAll", this.sels)
                .then(res => {
                  if (res.data.success) {
                    this.getTableData();
                  } else {
                    this.$message.error(res.data.msg);
                  }
                }).catch(res => {
            })
          }
          this.$message({
            type: 'info',
            message: `action: ${action}`
          });
        }
      });
    },
    //5.添加和修改相关方法
    //5.1.点击添加弹出对话框
    handleAdd() {
      this.saveFormVisible = true
      this.saveForm = {
        type: '0',
      }

      //添加先清空
      this.fileList = [];
    },
    //5.2.点击修改弹出对话框
    handleEdit(row) {
      // this.saveForm = row;
      row.type = String(row.type);
      this.saveForm = Object.assign({}, row);
      this.saveFormVisible = true;
    },
    //5.3.提交表单数据操作数据库
    saveSubmit(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          //发送请求
          //得到数据
          var data = this.saveForm;
          //发送请求
          this.$http.post("/param", data)
              .then(res => {
                if (res.data.success) {
                  //重新加载列表
                  this.getTableData();
                  //关闭模态框
                  this.saveFormVisible = false
                } else {
                  //后台报错提示
                  this.$message.error(res.data.msg);
                }
              })
        } else {
          //提示信息
        }
      })

    },

  },
  mounted() {
    this.getTableData();
  }
}

</script>

<style scoped lang="scss">

</style>
